Balham station consists of two adjacent stations (a London Underground station and a National Rail station) in the Balham area of south London, England. The station is on the A24 Balham High Road in the London Borough of Wandsworth, and is in Travelcard Zone 3. The two stations are connected, though owned and operated separately with separate ticket-issuing facilities and gatelines. The underground station opened on 6 December 1926 and the mainline station on 1 December 1856. More information on the Wikipedia page [1].